Table tennis ball-serving device

Application Number: 00107348Application Date: 2000.05.23Publication Number: 1324678Publication Date: 2001.12.05Priority Information: International: A63B69/00Applicant(s) Name: Wu YuchengAddress: Inventor(s) Name: Wu YuchengPatent Agency Code: 00000Patent Agent: Abstract The ping-pong ball projection equipment is formed from ball mouth, ball bore, adjustable support, fixing device, stroke device, electromagnet and spin ball generation film. The support can be fixed and the placement can be regulated. Before projection the electromagnetic is being in attracted state (powered on), and after the electromagnetic is powered off, under the action of spring the percussion mechanism can project the ball from the ball bore to implement projection. The spin ball generation film position can be changed, so that it can project various spin balls. Said invention can reduce load of coach providing several balls to do exercise, and also can make single player do exercise.